NSU 601 OSL WH 1939 - Specifications & Review

Introducing the 1939 NSU 601 OSL WH: A Timeless Classic

The 1939 NSU 601 OSL WH stands as a compelling testament to pre-war German engineering, embodying the spirit of versatility and reliability in the allround motorcycle category. Built during a time when the world was on the cusp of monumental change, this motorcycle seamlessly blended practicality with flair, appealing to both everyday riders and motorcycle enthusiasts alike. With its robust design and thoughtful features, the NSU 601 OSL WH was positioned to be the ideal companion for both urban commuting and leisurely countryside rides.

Engine Performance and Riding Characteristics

At the heart of the NSU 601 OSL WH lies a single-cylinder, four-stroke engine with a displacement of 562 cc, delivering a respectable 24 horsepower at 4,300 RPM. This power allows the motorcycle to reach a top speed of 110 km/h (68.4 mph), making it a spirited performer in its class. The bore and stroke dimensions of 85.0 x 99.0 mm provide a balanced torque curve, ensuring smooth acceleration in various riding conditions. The air-cooled engine, paired with an Amal carburettor, guarantees efficient fuel delivery, while the chain final drive offers reliable power transfer to the rear wheel. Riders can expect a spirited yet manageable ride, characterized by the characteristic thrum of a well-tuned single-cylinder engine and the satisfying feel of the road beneath them.

Key Features and Technology

The NSU 601 OSL WH is not just about engine performance; it also boasts features that were ahead of its time. The motorcycle is equipped with expanding drum brakes at both the front and rear, ensuring reliable stopping power when needed. Weighing in at 190 kg (418.9 pounds), its light yet sturdy construction adds to the riding confidence, providing a stable and predictable handling experience. The motorcycle's dimensions—2,225 mm in length, 845 mm in width, and a height of 97 mm—help maintain a low center of gravity, enhancing maneuverability. With a fuel capacity of 13.5 liters (3.57 gallons), the NSU 601 OSL WH promises extended rides without the frequent need for refueling, making it an excellent choice for long-distance enthusiasts. The classic kick starter adds to its vintage charm, inviting riders to engage with the machine in an authentic way.

Pros and Cons of the 1939 NSU 601 OSL WH

Pros:

1. Robust Engine Performance: The single-cylinder engine delivers solid power and a commendable top speed, making it suitable for various riding scenarios.
2. Lightweight and Maneuverable: With its low weight and compact dimensions, the NSU 601 OSL WH is nimble and easy to handle, perfect for both new and experienced riders.
3. Classic Design and Features: The bike's timeless aesthetics and traditional kick starter evoke nostalgia, appealing to classic motorcycle collectors and enthusiasts.

Cons:

1. Limited Top Speed: While it performs well for its era, modern motorcycles can easily outpace the NSU, which may limit its appeal for those seeking higher performance.
2. Drum Brakes: The expanding drum brakes, while reliable, may not provide the same stopping power or modulation as contemporary disc brakes, potentially affecting safety in urgent situations.
3. Basic Technology: The absence of modern features such as advanced suspension systems or fuel injection may leave some riders wanting more in terms of comfort and efficiency.

In summary, the 1939 NSU 601 OSL WH is a remarkable motorcycle that captures the essence of its time, offering a blend of performance, style, and nostalgia that is sure to resonate with enthusiasts and collectors alike.